AO Smith®

AO Smith® 100217970 Gas Water Heater, 40000 Btu/hr Heating, 50 gal Tank, Natural Gas Fuel, Atmospheric Vent, 43 gph at 90 deg F Recovery, Tall or Short: Short, Ultra Low NOx: No

1434494 MFG #: 100217970
$2,519.95 / ea
AO Smith® 100217970 Gas Water Heater, 40000 Btu/hr Heating, 50 gal Tank, Natural Gas Fuel, Atmospheric Vent, 43 gph at 90 deg F Recovery, Tall or Short: Short, Ultra Low NOx: No
  • Dimensions: 24 in Dia x 53 in H
  • Energy Factor: 0.62
  • Fuel Type: Natural Gas
  • Gas Connection: 1/2
  • Heating Capacity: 40000
  • Ignition Type: Piezo Pushbutton
  • Pressure Rating: 150
  • Recovery Rate: 43 gph at 90 deg F
  • Tall or Short: Short
  • Tank Capacity: 50
  • Ultra Low NOx: No
  • Vent Size: 3 in, 4 in
  • Vent Type: Atmospheric
  • Water Connection: 3/4

AO Smith® Gas Water Heater, 40000 Btu/hr Heating, Natural Gas, 1/2 in Gas Connection, 50 gal Tank, Piezo Pushbutton Ignition, Atmospheric Vent, 3 in, 4 in Vent, 43 gph at 90 deg F Recovery, Energy Factor: 0.62, 3/4 in Water Connection, 150 psi, Tall or Short: Short, Ultra Low Nox: No, 24 in Dia x 53 in H

The ProLine® 400/401 Series gas water heater is designed to deliver an economical performance that can lower your energy bills and also provide long-lasting value.

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  • Features
  • Intelligent control logic - The internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response to optimize performance
  • Uses a thermopile to generate the power needed to operates the electronic gas control without requiring an external power source
  • The electronic gas control incorporates an LED status indicator that monitors system operation and service diagnostics
  • Green Choice® gas burner - Patented "Eco-Friendly" design reduces NOx emissions by up to 33% and complies with low- NOx emission requirements of less than 40 ng/J
  • Dynaclean™ diffuser dip tube - Reduces lime and sediment build up and maximizes hot water output, made from long-lasting PEX cross-linked polymer
  • Coregard™ anode rod - Our anode rods have a stainless steel core that extends the life of the anode rod allowing superior tank protection for longer than standard anode rods
  • Pushbutton piezo ignitor - Makes lighting the pilot fast and easy with one-hand pushbutton spark ignition
  • Heat trap nipples Factory installed for faster installation
  • Blue Diamond® glass coating - Provides superior corrosion resistance compared to industry standard glass lining
  • Enhanced-flow brass drain valve - Our residential water heaters have a solid brass, tamper resistant, enhanced-flow, ball type, drain valve
  • Uses a standard female hose fitting that allows for fast and easy draining during maintenance
  • Designed for easy operation, this valve includes an integral screwdriver slot that features a 1/4 turn (open/close) radius, which not only permits full straight-through water flow but also a quick and positive shut off
  • High energy factors - Eco-Friendly Non-CFC foam insulation, external heat traps and specially designed combustion chamber combine to produce a high Energy Factor for maximum savings on operating costs
  • Approved for installation from sea level to 10100 ft elevation
  • Standard/Approvals: Meets UBC|CEC and HUD National Code|Meets the thermal efficiency and standby loss requirements of the US Department of Energy and current edition of ASHRAE/IES 90.1|ANSI Z21.10.1-CSA 4.1|CSA Certified and ASME Specified T and P Relief Valve|Star Design Ce
  • WARRANTY: 6 Years Limited Tank and Component Parts